<template>
  <div>
    <!-- 面包屑导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home/welcome' }"
        >首页</el-breadcrumb-item
      >
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片试图区 -->
    <el-card>
      <!-- ECharts试图 -->
      <div id="main" style="width: 600px; height: 400px;" ></div>
    </el-card>
  </div>
</template>

<script>
/* 导入ECharts */
import * as echarts from 'echarts'
import _ from'lodash'
export default {
  data() {
    return {
      options: {
          title: {
            text: '用户来源'
          },
          tooltip: {
            trigger: 'axis',
            axisPointer: {
              type: 'cross',
              label: {
                backgroundColor: '#E9EEF3'
              }
            }
          },
          grid: {
            left: '3%',
            right: '4%',
            bottom: '3%',
            containLabel: true
          },
          xAxis: [
            {
              boundaryGap: false
            }
          ],
          yAxis: [
            {
              type: 'value'
            }
          ]
      }
    }
  },
  methods: {},
  created() {
    
  },
  async mounted() {
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'))
    const {data:res}=await this.$http.get('reports/type/1')
    if(res.meta.status==200){
      const result=_.merge(res.data,this.options)
      myChart.setOption(result)
    }else{
      this.$message.error('获取数据失败')
    }

    
  },
}
</script>

<style  scoped>
</style>